Description of problem:
Tracking and including an upstream fix, 'Check for available networks for a role'.
Current T-H-T creates unusable ports not defined in role. This behavior will be fixed by https://review.openstack.org/#/c/614457/.
The purpose of this bugzilla is tracking and including the upstream fix into RHOSP13 or future release.
*** This bug has been marked as a duplicate of bug 1643423 ***